9790112887 has 2 divisors, whose sum is σ = 9790112888. Its totient is φ = 9790112886.

The previous prime is 9790112873. The next prime is 9790112897. The reversal of 9790112887 is 7882110979.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9790112887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9790112807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4895056443 + 4895056444.

It is an arithmetic number, because the mean of its divisors is an integer number (4895056444).

Almost surely, 2^9790112887 is an apocalyptic number.

9790112887 is a deficient number, since it is larger than the sum of its proper divisors (1).

9790112887 is an equidigital number, since it uses as much as digits as its factorization.

9790112887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 52.

The square root of 9790112887 is about 98944.9993026429. Note that the first 3 decimals coincide. The cubic root of 9790112887 is about 2139.2550531823.

The spelling of 9790112887 in words is "nine billion, seven hundred ninety million, one hundred twelve thousand, eight hundred eighty-seven".